Added automated testing / code coverage testing

Author: piermorel

buildfile.m

@@ -0,0 +1,13 @@
+function plan = buildfile
+import matlab.buildtool.tasks.*
+
+plan = buildplan(localfunctions);
+
+plan("clean") = CleanTask;
+plan("check") = CodeIssuesTask(Results="issues.mat");
+plan("test") = TestTask("test_examples_dev.m",SourceFiles=["gramm/@gramm/*.m" "gramm/@gramm/private/*.m"], ...
+    TestResults = "testresults.html").addCodeCoverage("coverageresults.html");
+
+plan.DefaultTasks = ["check" "test"];
+end
+

test_examples_dev.m

@@ -0,0 +1,14 @@
+classdef test_examples_dev < matlab.unittest.TestCase
+    % Test class that runs examples_dev.m for code coverage
+
+    methods(Test)
+        function testExamples(testCase)
+            % Run the examples script
+            % This will execute all the gramm examples and generate coverage
+            run('examples_dev.m');
+
+            % If we get here without error, the test passes
+            testCase.verifyTrue(true, 'examples_dev.m completed successfully');
+        end
+    end
+end